`xjbook.com`

DNSSEC	⚠️ Not signed
A	168.76.253.251^{🇿🇦 ASLINE-AS-AP168.76.253.0/24 proxy registered}
NS	`ns1.dns.com` ⭐
		A	2001:df2:f080:2::1:1^{🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.23.191.128^{🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.86.21.128^{🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.dns.com`
		A	2001:df2:f080:2::1:2^{🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.23.191.129^{🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.86.21.129^{🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
SOA	`ns1.dns.com`admin@dns.com serial=1754790488

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778745626

Subdomains

mx.xjbook.com

Same first word

xjbook.com

Similar names

bookjx.com

DNS History

8 records (3 active, 5 former)

○NS(root)2015-07-04 → 2017-01-14 · 4 obs

● 2015-07-04 15:28:34
● 2017-01-14 01:38:24
○ 2026-03-06 04:41:18
○ 2026-05-14 08:05:56

●NSns1.dns.com2026-03-06 → 2026-05-14 · 3 obs

○ 2017-01-14 01:38:24
● 2026-03-06 04:41:18
● 2026-05-14 08:05:56

●NSns2.dns.com2026-03-06 → 2026-05-14 · 3 obs

○ 2017-01-14 01:38:24
● 2026-03-06 04:41:18
● 2026-05-14 08:05:56

○MXmail.skrimple.com2016-02-03 → 2016-02-03 · 3 obs

● 2016-02-03 18:56:06
○ 2016-05-01 06:52:02
○ 2026-05-14 08:05:56

○A123.254.108.542015-07-04 → 2017-01-14 · 7 obs

● 2015-07-04 15:28:34
● 2015-11-11 23:52:32
○ 2016-02-03 18:56:06
● 2016-05-01 06:52:02
● 2017-01-14 01:38:24
○ 2020-01-07 01:19:34
○ 2026-05-14 08:05:56

●A168.76.253.2512026-03-06 → 2026-05-14 · 3 obs

○ 2020-01-07 01:19:34
● 2026-03-06 04:41:18
● 2026-05-14 08:05:56

○A47.75.168.1542020-01-07 → 2020-01-07 · 4 obs

○ 2017-01-14 01:38:24
● 2020-01-07 01:19:34
○ 2026-03-06 04:41:18
○ 2026-05-14 08:05:56

○A65.19.157.1992016-02-03 → 2016-02-03 · 4 obs

○ 2015-11-11 23:52:32
● 2016-02-03 18:56:06
○ 2016-05-01 06:52:02
○ 2026-05-14 08:05:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...	-
xjbook.com	ns1.dns.com, ns2.dns.com	6 records

✅ Authoritative Response

Server:154.23.191.129

NS records: ns1.dns.com, ns2.dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for xjbook.com (unsigned zone)

⏱️ Timing

Total: 236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.76.253.251`
NS	2	`ns1.dns.com, ns2.dns.com`
SOA	1	`ns1.dns.com admin.dns.com`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.dns.com, ns1.dns.com, ns1.dns.com...)

Analysis

Hierarchy

mx.xjbook.com is a child of xjbook.com.

IP Addresses

xjbook.com resolves to one IP number: 168.76.253.251.

Other host names, for instance zhonghuashiwen.com, scpxc.com, www.husantie.com, iembuy.com and 69.hjgga.cn share IP numbers with xjbook.com.

Name Servers

xjbook.com's delegation uses two name servers: ns1.dns.com and ns2.dns.com.

xjbook.com uses the same name server setup as other domains, such as 166958.cn, xjydxx.com, dybzb.com, jqfa.com and jsydfw.com.

Host names with three IP numbers:

The host name ns1.dns.com resolves to 2001:df2:f080:2::1:1, 154.23.191.128 and 154.86.21.128.

The host name ns2.dns.com resolves to 2001:df2:f080:2::1:2, 154.23.191.129 and 154.86.21.129.

xjbook.com - robtex.com

xjbook.com

com